Who Works in the Shop? Job Title and Description of Staff Members in a Average Shop

There are various workers in the shop which are needed; here below is a list of all the workers which a shop like "Keep on Reading" should have.
Stock managers- There is one of this worker who handles all the stocks, what goes in, and what goes out, he also calls the suppliers if need of more stock. Is helped by the database and spreadsheet maintainer and also the stock workers
* Stock worker- they stock all the books on the shelf and help the stock manager with his work.
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